Your network is configured as shown in the following diagram.You deploy an enterprise certification authority (CA) on the internal network. You also deploy a Microsoft Online Responder on the internal network. You need to recommend a secure method for Internet users to verify the validity of individual certificates. The solution must minimize network bandwidth. What should you recommend?()
A. Deploy a subordinate CA on the perimeter network.
B. Install a stand-alone CA and the Network Device Enrollment Service (NDES) on a server on the perimeter network.
C. Install a Network Policy Server (NPS) on a server on the perimeter network. Redirect authentication requests to a server on the internal network.
D. Install Microsoft Internet Information Services (IIS) on a server on the perimeter network. Configure IIS to redirect requests to the Online Responder on the internal network.